Regulatory and media concern has focused heavily on the potentially manipulative distortion of market prices associated with naked short selling. However, naked shorting can also have beneficial effects for liquidity and pricing efficiency. We empirically investigate the impact of naked...

We investigate the impact of short selling and margin trading on measures of price efficiency, characteristics of stock returns distributions, and price clustering in the Chinese equity market. Short selling and margin trading was permitted on selected stocks from March 31, 2010 and was...

Regulatory and media concern has focused heavily on the potentially manipulative distortion of market prices associated with naked short selling. However, naked shorting can also have beneficial effects for liquidity and pricing efficiency. We empirically investigate the impact of naked...

On October 26, 2008, Porsche announced a largely unexpected domination plan for Volkswagen. The resulting short squeeze in Volkswagen's stock briefly made it the most valuable listed company in the world. We argue that this was a manipulation designed to save Porsche from insolvency and the...

We investigate the aggregate market quality impact of equity shares that fail to deliver (hereafter “FTDs”). For a sample of 1,492 NYSE stocks over a 42-month period from 2005 to 2008, greater FTDs lead to higher liquidity and pricing efficiency, and their impact is similar to our estimate...

Bearish option strategies and short sales can be used to profit from falling stock prices. Regulators have repeatedly banned the latter, fearing it would artificially drive down stock prices during crises. This paper uses the 2011 European Short Sale Bans as well as the temporary suspension of...

This paper studies whether equity short sales and options are complements or substitutes and finds that they are substitutes when the underlying market faces short-selling constraints. This substitutability is associated with implications for stock price volatility and stock market liquidity:...

This paper studies whether equity short sales and options are complements or substitutes and finds that they are substitutes when the underlying market faces short-selling constraints. This substitutability is associated with the following implications for stock price volatility and stock market...

Using microdata on stock-level lending positions from German mutual funds, we show that active funds use the equity lending market to obtain information about short sale demand. Funds reduce long positions in response to these demand signals, which allows fund managers to front-run public...

We show short selling in corporate bonds forecasts future bond returns. Short selling predicts bond returns where private information is more likely, in high-yield bonds, particularly after Lehman's collapse. Short selling predicts returns following both high and low past bond returns. This,...